*{
    margin: 0;
    padding: 0;
}
.nav{
    width: 1190px;
    height: 30px;
    ul{
        width: 100%;
        height: 30px;
        display: flex;
        li{
            list-style: none;
            text-align: center;
            line-height: 30px;
            flex: 1;
            background-color: aqua;
        }
    }
}